GB967208A - Photographic light-sensitive materials - Google Patents

Photographic light-sensitive materials

Info

Publication number
GB967208A
GB967208A GB12114/62A GB1211462A GB967208A GB 967208 A GB967208 A GB 967208A GB 12114/62 A GB12114/62 A GB 12114/62A GB 1211462 A GB1211462 A GB 1211462A GB 967208 A GB967208 A GB 967208A
Authority
GB
United Kingdom
Prior art keywords
photographic light
sensitive materials
polyacrylamide
acrylamide
polymerized
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB12114/62A
Inventor
John Peter Stonham
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ilford Imaging UK Ltd
Original Assignee
Ilford Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to NL290893D priority Critical patent/NL290893A/xx
Application filed by Ilford Ltd filed Critical Ilford Ltd
Priority to GB12114/62A priority patent/GB967208A/en
Priority to US264073A priority patent/US3284207A/en
Priority to DEJ23441A priority patent/DE1161759B/en
Publication of GB967208A publication Critical patent/GB967208A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/04—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with macromolecular additives; with layer-forming substances
    • G03C1/053—Polymers obtained by reactions involving only carbon-to-carbon unsaturated bonds, e.g. vinyl polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/04—Reduction, e.g. hydrogenation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/12—Hydrolysis

Abstract

Polyacrylamide has from 2 to 20% of its amide groups converted to amino groups. In an example, acrylamide is polymerized with hydrogen peroxide and the polymer is treated with sodium hypochlorite and sodium hydroxide in aqueous solution.
GB12114/62A 1962-03-29 1962-03-29 Photographic light-sensitive materials Expired GB967208A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NL290893D NL290893A (en) 1962-03-29
GB12114/62A GB967208A (en) 1962-03-29 1962-03-29 Photographic light-sensitive materials
US264073A US3284207A (en) 1962-03-29 1963-03-11 Photographic light-sensitive materials
DEJ23441A DE1161759B (en) 1962-03-29 1963-03-27 Halogen silver colloid photographic emulsion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB12114/62A GB967208A (en) 1962-03-29 1962-03-29 Photographic light-sensitive materials

Publications (1)

Publication Number Publication Date
GB967208A true GB967208A (en) 1964-08-19

Family

ID=9998624

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12114/62A Expired GB967208A (en) 1962-03-29 1962-03-29 Photographic light-sensitive materials

Country Status (4)

Country Link
US (1) US3284207A (en)
DE (1) DE1161759B (en)
GB (1) GB967208A (en)
NL (1) NL290893A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2264180A (en) * 1992-02-13 1993-08-18 Du Pont Improvements in or relating to printing plates

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3271158A (en) * 1963-08-09 1966-09-06 Eastman Kodak Co Photographic silver halide emulsions having high wet density retention
JPS4894418A (en) * 1972-03-14 1973-12-05
JPS5013447A (en) * 1973-06-07 1975-02-12
GB1593543A (en) * 1977-05-10 1981-07-15 Agfa Gevaert Hardening of proteinaceous materials
DE2946465A1 (en) * 1979-11-17 1981-06-11 Agfa-Gevaert Ag, 5090 Leverkusen NEW POLYMERS, METHOD FOR THEIR PRODUCTION AND THEIR USE FOR THE PRODUCTION OF PHOTOGRAPHIC EMULSIONS AND PHOTOGRAPHIC MATERIALS
USH1106H (en) 1988-09-05 1992-09-01 Noriki Tachibana Multi-layer silver halide photographic element
WO2014030066A2 (en) 2012-08-22 2014-02-27 Bernitz Mats Nilsson Methods for identifying nucleic acid sequences

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2533166A (en) * 1945-10-16 1950-12-05 Gen Aniline & Film Corp Process for polymerizing watersoluble polyacrylamides and poly-alpha-substituted acrylamides
US2729560A (en) * 1953-06-22 1956-01-03 American Cyanamid Co Wet strength paper containing aminoaliphatic chain polymer resins
US2811494A (en) * 1954-02-05 1957-10-29 Eastman Kodak Co Ampholytic, hydrophilic, polymeric solutions and mixtures thereof with gelatin

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2264180A (en) * 1992-02-13 1993-08-18 Du Pont Improvements in or relating to printing plates
GB2264180B (en) * 1992-02-13 1996-03-27 Du Pont Improvements in or relating to printing plates
US5609987A (en) * 1992-02-13 1997-03-11 Du Pont (U.K.) Limited Improvements in or relating to printing plates

Also Published As

Publication number Publication date
NL290893A (en)
US3284207A (en) 1966-11-08
DE1161759B (en) 1964-01-23

Similar Documents

Publication Publication Date Title
ES287714A1 (en) A blanking procedure (Machine-translation by Google Translate, not legally binding)
CH399188A (en) Load-dependent clamping and adjusting device for driving pressure generators
ES322813A1 (en) Procedure of polymerization in suspension of vinyl monomers. (Machine-translation by Google Translate, not legally binding)
ES391257A1 (en) Activation of peroxide washing and bleaching baths
GB967208A (en) Photographic light-sensitive materials
GB1022945A (en) Improvements in or relating to polymeric n-vinyl lactams
GB1039764A (en) Coplymerisation processes
GB1068739A (en) Improvements in mowers
GB1108375A (en) Improvements in or relating to the manufacture of 2,6-dichloro-4-nitroaniline
FR2169M (en) 3-bromo-3-chloro-1: 1: 2: 2-tetrafluoropropane and its applications in therapy.
GB972973A (en) Novel trifluoromethyl-benzophenones and the preparation thereof
ES283542A1 (en) A procedure for preparing copolymers with great fluorine content (Machine-translation by Google Translate, not legally binding)
GB981963A (en) Clarification of coal washery effluent
BE588135A (en) Stabilization of acrylamide solutions with respect to polymerization.
GB1021121A (en) Polymerization of n-vinyl lactams
GB1048922A (en) Improvements in or relating to gas washing apparatus
ES285964A1 (en) Procedure for the utilization of cyanoric acids and their salts in contact with the ambient air (Machine-translation by Google Translate, not legally binding)
DE1303483C2 (en) PRESSURE VESSEL WITH TWO-PIECE HOUSING
GB982360A (en) Process for the production of 2,4,7-triamino-6-phenyl-pteridine
GB961270A (en) Improvements in or relating to processes for the manufacture of substantially sterile fluids
GB1055879A (en) Preparation of carbohydrazide
ES322974A1 (en) Procedure of epoxidation of elastomer polymers in aqueous dispersion. (Machine-translation by Google Translate, not legally binding)
GB1095893A (en) Photographic reproduction processes and materials therefor
GB986205A (en) Photographic silver halide emulsions of increased sensitivity
ES272961A1 (en) Improvements in the hardening processes of sandy materials (Machine-translation by Google Translate, not legally binding)